22240131989 has 2 divisors, whose sum is σ = 22240131990. Its totient is φ = 22240131988.

The previous prime is 22240131983. The next prime is 22240132021. The reversal of 22240131989 is 98913104222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22090876900 + 149255089 = 148630^2 + 12217^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240131989 - 2²⁰ = 22239083413 is a prime.

It is a super-2 number, since 2×22240131989² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22240131983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120065994 + 11120065995.

It is an arithmetic number, because the mean of its divisors is an integer number (11120065995).

Almost surely, 2^22240131989 is an apocalyptic number.

It is an amenable number.

22240131989 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240131989 is an equidigital number, since it uses as much as digits as its factorization.

22240131989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 22240131989 in words is "twenty-two billion, two hundred forty million, one hundred thirty-one thousand, nine hundred eighty-nine".